condition mean min max 4 h after light 11.411000999999999 10.654684 12.167318 8 h after light 12.194124 10.800378 13.58787 12 h after light 10.4417085 10.083039 10.800378 4 h after dark 10.42469 10.303964 10.545416 8 h after dark 11.727060999999999 10.669166 12.784956 12 h after dark 10.594157 10.594157 10.594157